Find the Exact Value of the Expression $\cos \left[ \cos ^ { - 1 } ( - 0.9372 ) \right]$

question 287

Multiple Choice

Find the exact value of the expression. Do not use a calculator.
- $\cos \left[ \cos ^ { - 1 } ( - 0.9372 ) \right]$

• A) \(- 0.4686\)
• B) \(- 0.9372\)
• C) \(0.9372\)
• D) \(0.4686\)

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